Home / 2,910,811.60-4,374,090.60-2,564,390.80

Finding the Fourth Proportional to 2,910,811.60, 4,374,090.60 and 2,564,390.80

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Solution

The fourth proportional to 2,910,811.60, 4,374,090.60 and 2,564,390.80 is: 3,853,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,811.60 : 4,374,090.60 = 2,564,390.80 : x
  2. Step 2: Convert to fraction form
    2,910,811.60/4,374,090.60 = 2,564,390.80/x
  3. Step 3: Cross multiply
    2,910,811.60x = 4,374,090.60 × 2,564,390.80
  4. Step 4: Simplify right side
    2,910,811.60x = 11,216,877,693,006.48
  5. Step 5: Solve for x
    x = 11,216,877,693,006.48/2,910,811.60
  6. Step 6: Final answer
    x = 3,853,522.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.